Ducati 749-749S Service Repair Manual

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🏷️ Basic Information Identification Make: Ducati Model: 749 Model Variant: 749S Engine Type: V-Twin (L-Twin) Engine Configuration: 90-degree L-Twin Generation Generation Identifier: First Generation (996-derived) Codes Engine Code General: Testastretta...

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类型: Motorcycle

斯库: 603004

标签: 749 749S Ducati Motorcycle Motorcycles

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Description

🏷️ Basic Information

Identification

Make:

Ducati

Model:

Model Variant:

Engine Type:

V-Twin (L-Twin)

Engine Configuration:

90-degree L-Twin

Generation

Generation Identifier:

First Generation (996-derived)

Codes

Engine Code General:

Testastretta

👋 Introduction

Market Position

Segment:

Sportbike / Superbike segment.

Target Audience:

Enthusiasts seeking performance-oriented Italian motorcycles with a focus on handling and design.

Competitive Analysis

Key Competitors:

Honda CBR600RR, Yamaha R6, Suzuki GSX-R600, Kawasaki ZX-6R, Aprilia RSV Mille.

Unique Selling Proposition:

Ducati's signature L-twin engine character, distinctive styling, and premium Italian engineering.

Key Features

Design Philosophy:

Performance-oriented, rider-centric ergonomics, and iconic Ducati aesthetics.

Performance Focus:

Emphasizes agile handling, strong mid-range torque, and track-capable performance.

📋 Manual Details

Coverage Areas

Primary Coverage:

Complete service, repair, maintenance, and troubleshooting for the Ducati 749 and 749S models.

Specific Systems Covered:

Engine, Fuel System, Ignition System, Clutch, Transmission, Frame, Suspension (Front & Rear), Brakes (Front & Rear), Electrical System, Bodywork, Cooling System, Exhaust System.

Page Count

Estimated Pages:

Approximately 400-600 pages (typical for comprehensive service manuals).

Manual Type

Type:

Service and Repair Manual

Language

Language:

English

Format

Format:

PDF (Digital Download)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete disassembly and reassembly of the Testastretta engine, cylinder head service, valve timing, piston and connecting rod replacement, crankshaft service, oil pump operation, and lubrication system diagnostics.

Fuel And Ignition:

Fuel injection system servicing (throttle bodies, injectors, fuel pump), ECU diagnostics, ignition coil and spark plug testing, sensor troubleshooting (TPS, MAP, IAT, ECT), and emission control systems.

Drivetrain:

Wet clutch service and adjustment, gear selection mechanism, gearbox disassembly and reassembly, final drive chain and sprockets inspection and replacement.

Chassis And Suspension:

Front fork disassembly, service, and adjustment (including compression, rebound, and preload), rear shock absorber service and adjustment, swingarm and linkage inspection, wheel bearing replacement, steering head bearing service.

Brakes:

Brake system bleeding (front and rear), caliper disassembly and service, master cylinder overhaul, brake pad replacement, brake disc inspection, hydraulic line replacement, ABS system diagnostics (if equipped).

Electrical:

Complete wiring diagrams, component testing (starter motor, alternator, battery, lights), fuse and relay identification and testing, instrument cluster diagnostics, immobilizer system troubleshooting, wiring harness repair.

Procedures Included

Preventative Maintenance:

Scheduled maintenance intervals, oil and filter changes, air filter replacement, spark plug replacement, chain lubrication and adjustment, brake fluid flush, coolant flush, valve clearance checks and adjustment.

Troubleshooting:

Diagnostic charts for common starting issues, running problems, electrical faults, braking issues, and performance anomalies.

Repair Procedures:

Step-by-step instructions for major component removal, installation, and overhaul, including engine rebuilds, transmission repairs, suspension component replacements, and electrical system repairs.

Technical Specifications Access:

Detailed torque specifications for all fasteners, fluid capacities, clearances, and alignment data.

Technical Depth

Depth Level:

Comprehensive, covering basic maintenance to full engine and transmission rebuilds. Suitable for experienced DIY mechanics and professional technicians.

📊 Manual Specifications

File Format

File Type:

Searchability:

Searchable text for quick access to specific topics.

Printability:

Printable pages for hands-on work.

Resolution:

High-resolution images and diagrams for clarity.

Print Quality

Image Clarity:

Clear, legible diagrams and photographs.

Binding Type

Binding:

N/A (Digital Format)

Paper Type

Paper:

N/A (Digital Format)

⚙️ Engine Specifications

Primary Engine

Engine Family:

Testastretta

Engine Displacement Cc:

Bore X Stroke Mm:

94 x 54.5

Valve Train:

4 Valves per Cylinder, Desmodromic Actuation

Cooling System:

Liquid-Cooled

Compression Ratio:

11.7:1

Performance

Horsepower Ps:

104 hp @ 9750 rpm (749)

Horsepower Ps 749S:

108 hp @ 9750 rpm (749S)

Torque Nm:

79 Nm @ 7500 rpm (749)

Torque Nm 749S:

82 Nm @ 7500 rpm (749S)

Fuel System

Fuel Induction:

Fuel Injection, Marelli Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline

Fuel Tank Capacity Liters:

🔧 Transmission

Standard

Type:

6-Speed Manual

Clutch Type:

Hydraulically Actuated Wet Multi-Plate Clutch

Features

Gear Ratios:

Specific ratios detailed in manual, tailored for sporty performance.

Final Drive:

O-ring Sealed Chain

📐 Dimensions

Exterior

Length Mm:

Width Mm:

720 (at handlebars)

Height Mm:

1150 (at seat)

Wheelbase Mm:

Weights

Dry Weight Kg:

188 kg (749), 186 kg (749S)

Wet Weight Kg Approx:

200 kg (approx.)

Max Load Kg:

200 kg (rider + passenger + luggage)

🛡️ Safety Features

Ratings

Safety Rating:

Motorcycles are not typically subjected to the same crash test ratings as cars. Safety is primarily dependent on rider skill and adherence to maintenance.

Active Features

Braking System:

Dual 320mm discs with 4-piston calipers (Front), Single 245mm disc with 2-piston caliper (Rear).

Optional ABS available on some models/markets, details covered if present.

Passive Features

Frame Type:

Trellis Frame

Lighting:

Halogen Headlight, LED Tail Light, Incandescent Turn Signals.

💡 Technology Features

Infotainment

Dashboard:

Analog Tachometer, Digital Speedometer, LCD display for odometer, trip meters, coolant temperature, and basic warning lights. Limited in-built technology.

Driver Assistance

Rider Aids:

None (No traction control, no riding modes). Focus is on pure mechanical feedback.

🔧 Maintenance

Service Intervals

Oil Change Interval Km:

10,000 km or 12 months (whichever comes first)

Desmo Service Interval Km:

12,000 km or 24 months (valve clearance adjustment)

Belt Replacement Interval Km:

24,000 km or 24 months (timing belts)

Fluid Specifications

Engine Oil Type:

Synthetic SAE 15W-50, meeting API SG or higher, JASO MA specification.

Engine Oil Capacity Liters:

3.8 liters (with filter change)

Coolant Type:

Ethylene Glycol based antifreeze/coolant with corrosion inhibitors (e.g., Motul Motocool Expert or equivalent).

Brake Fluid Type:

DOT 4.

Clutch Fluid Type:

DOT 4.

Fork Oil Type:

SAE 7.5W suspension fluid (specific type and quantity detailed in manual).

Known Issues

Common Problems:

Fuel pump failures, electrical connector corrosion, starter solenoid issues, regulator/rectifier overheating, cam belt tensioner wear, exhaust valve sticking (if applicable on later models).

Maintenance Criticality:

Regular desmodromic service and timing belt replacement are crucial for engine longevity.

📚 Vehicle History

Brand Heritage

Brand Origin:

Ducati Motor Holding S.p.A. is an Italian manufacturer of Desmodromic valve studded motorcycles, founded in 1926.

Model Evolution

Predecessors:

The 749 and 749S were introduced as the smaller-displacement counterparts to the 999 series, sharing much of their chassis and styling, but featuring a more accessible engine and price point.

Design Influence:

Designed by Pierre Terblanche, sharing the controversial 'stack headlight' design and minimalist fairings with the 999 series.

Production

Production Years:

2003 - 2006

Manufacturing Location:

Bologna, Italy

🏆 Awards & Recognition

Recognitions

Motorcycle Awards:

While specific awards are less documented for individual sub-models, Ducati as a brand consistently receives recognition for its engineering and design in the superbike class.

Ratings

Review Feedback:

Praised for its exceptional handling, distinctive L-twin torque delivery, and sharp styling, though the 'stack headlight' design was polarizing for some.